Determining hypothesis testing-confidence interval

Reference no: EM13105125

A medical researcher estimates that no more than 55% of the U.S. adults eat breakfast every day. In a random sample of 250 U.S. adults, 56.4% say that they eat breakfast every day. At alpha =.01, is there evidence to reject the researcher's claim ?

A) Test Statistic

B) Graph

C) Conclusion

D) Construct a 99.9% C.I. for the proportion of adults who eat breakfast .

Reference no: EM13105125

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